Kalaponahili kilae pili ana i ka waiwai mechanical o ke kalapona maʻiʻo o ke kila, a maʻamau, ʻaʻole e hoʻohui i ka nui o nā mea hoʻoheheʻe ʻia o ke kila, i kekahi manawa i ʻike ʻia he kila kalapona a i ʻole ke kila kalapona. ʻO ke kila kalapona, ʻike ʻia hoʻi ʻo ke kila kalapona, e pili ana i ka ʻike kalapona o WC ma lalo o 2% o ka hao kalapona hao.

ʻO ka pā kila e nānā i ka ultrasonic, ʻaʻohe hemahema delamination; Pono e ʻoki ʻia i loko o nā ʻāpana ma ke ala ʻōwili o ke kila, a hoʻopili ʻia i loko o nā apo ma ke kulou ʻana, a hana i ka ʻili o ke apo kila cylindrical. ʻAʻole e hoʻopili pololei ʻia ka pā kila i loko o nā ʻāʻī ʻāʻī; ʻO ka weld butt o ke apo e hoʻopiha piha i ka weld; ʻAʻole pono ka hoʻohana ʻana i nā bolts carbon steel e hoʻohui i ka gasket insulation a me ka barela, me ka insulation gasket a me ka barela i hoʻohana wale ʻia no ka hiki ke koho ʻia a i ʻole pipeline wai he mea wela a pahū, ʻo kēia manawa ke koho ʻana i nā bolts stainless steel e hoʻohui pū i ka gasket insulation. a me ka barela.